ନିମ୍ନଲିଖିତ ତଥ୍ୟର ପରିସରର ପରିସର ଏବଂ ଗୁଣାଙ୍କଖୋଜ:

ମାର୍କ 20 - 30, 30 - 40, 40 - 50, 50 - 60, 60 - 70, 70 - 80, 80 - 90

ଛାତ୍ରମାନଙ୍କର ସଂଖ୍ୟା = 10, 12, 15, 20, 25, 13, 38

1
70, 0.54
2
60, 1.54
3
70, 0.64
4
60, 0.64

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